Казанский (Приволжский) федеральный университет, КФУ
КАЗАНСКИЙ
ФЕДЕРАЛЬНЫЙ УНИВЕРСИТЕТ
 
NONLINEAR DYNAMICS OF THE 3D ALFVEN WAVES IN PLASMA OF IONO-SPHERE AND MAGNETOSPHERE
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2015
Языканглийский
  • Белашов Василий Юрьевич, автор
  • Белашова Елена Семеновна, автор
  • Библиографическое описание на языке оригинала Belashov V.Yu. Nonlinear dynamics of the 3D Alfven waves in plasma of ionosphere and magnetosphere / V.Yu. Belashov, E.S. Belashova // Journal of Atmospheric and Solar-Terrestrial Physics. - 2015. doi:10.1016/j.jastp.2015.05.005. http://dx.doi.org/10.1016/j.jastp.2015.05.005
    Аннотация The nonlinear dynamics of the 3D solitary Alfvén waves propagating nearly parallel to the external magnetic field in plasma of ionosphere and magnetosphere, which are described by the model of the 3-DNLS equa-tion, is studied analytically and numerically. Under the assumption of negligible dissipative effects the ana-lytical estimates and the sufficient conditions for the stability of 3D solutions of the 3-DNLS equation are obtained, based on the transformational properties of the system?s Hamiltonian for the whole range of the equation coefficients. On the basis of asymptotic analysis the solutions asymptotics are presented. To study the evolution of the 3D Alfven solitary waves including propagation of the Alfven waves? beams in a mag-netized plasma the equation are integrated numerically using the simulation codes specially developed. The results show that the 3-DNLS equation in non-dissipative case can have the stable 3D solutions in form of the 3D Alfvén solitons, and also ...
    Ключевые слова Alfven waves, soliton, stability, plasma, ionosphere, magnetosphere
    Название журнала Journal of Atmospheric and Solar-Terrestrial Physics
    URL http://dx.doi.org/10.1016/j.jastp.2015.05.005
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